单项选择题

Questions 1 and 2 are based on the news report you have just heard.

A．It is stable.
B．It is durable.
C．It is inexpensive.
D．It is Sophisticated-

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单项选择题

A．Land a space vehicle on the moon in 2019.B．Design a new generation of mobile phones.C．Set up a mobile phone network on the moon.D．Gather data from the noon with a tiny device.

A．Land a space vehicle on the moon in 2019.
B．Design a new generation of mobile phones.
C．Set up a mobile phone network on the moon.
D．Gather data from the noon with a tiny device.

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